package com.glodon.zhuanli.common.sms;

import com.aliyuncs.DefaultAcsClient;
import com.aliyuncs.IAcsClient;
import com.aliyuncs.dysmsapi.model.v20170525.SendSmsRequest;
import com.aliyuncs.dysmsapi.model.v20170525.SendSmsResponse;
import com.aliyuncs.exceptions.ClientException;
import com.aliyuncs.http.MethodType;
import com.aliyuncs.profile.DefaultProfile;
import com.aliyuncs.profile.IClientProfile;
import com.glodon.framework.common.util.EnvironmentUtil;
import com.glodon.framework.common.util.JsonMapper;
import com.google.common.collect.Maps;
import lombok.extern.slf4j.Slf4j;
import org.apache.commons.lang3.StringUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.core.env.Environment;
import org.springframework.stereotype.Service;
import org.springframework.util.Assert;

import java.util.Arrays;
import java.util.List;
import java.util.Map;

@Service
@Slf4j
public class SMSServiceImplByAli implements ZLSMSService {

	/**
	 * 短信发送签名
	 */
	public static final String SIGN_NAME = "阿里云短信测试专用" ;

	private Map<String,String> templates ;

	private IAcsClient acsClient ;

	@Autowired
	public void setEnvironment(Environment environment) {
		log.info("初始化阿里短信服务");

		//设置超时时间-可自行调整
		System.setProperty("sun.net.client.defaultConnectTimeout", "10000");
		System.setProperty("sun.net.client.defaultReadTimeout", "10000");

		//初始化ascClient需要的几个参数
		final String product = "Dysmsapi";//短信API产品名称（短信产品名固定，无需修改）
		final String domain = "dysmsapi.aliyuncs.com";//短信API产品域名（接口地址固定，无需修改）
		//替换成你的AK
		final String accessKeyId = "LTAIyyMJC6X8lLfz";//你的accessKeyId
		final String accessKeySecret = "XfujRmFkUUgW2sLAaSThatfRXO16ED";//你的accessKeySecret
		//初始化ascClient,暂时不支持多region（请勿修改）
		IClientProfile profile = DefaultProfile.getProfile("cn-hangzhou", accessKeyId, accessKeySecret);
		try{
			DefaultProfile.addEndpoint("cn-hangzhou", "cn-hangzhou", product, domain) ;
			this.acsClient = new DefaultAcsClient(profile) ;
		}catch ( Exception e ){
		    e.printStackTrace() ;
		}

		//获取短信模板
		this.templates = EnvironmentUtil.getPropertiesByPrefix( environment , "sms.templates" ) ;
		if( this.templates==null ){
			this.templates = Maps.newHashMapWithExpectedSize(1) ;
		}

	}

	@Override
	public Map<String,Object> sendMessage( String templateName, String phoneNum, Map<String, String> param) {
		if(StringUtils.isEmpty(phoneNum)){
			return response(false,"手机号不能为空");
		}
		return sendMessage( templateName , Arrays.asList(phoneNum) , param );
	}

	@Override
	public Map<String, Object> sendMessage(String templateName, List<String> phoneNums, Map<String, String> param) {
		if( StringUtils.isBlank(templateName) || !this.templates.containsKey( templateName ) ){
			log.info("模板名称为空或不存在");
			return response(false,"模板名称为空或不存在，请在application.properties配置可以发送短信的模板");
		}

		if(phoneNums!=null&&phoneNums.size()!=0){
			if(phoneNums.size()>1000){
				return response(false,"批量发送手机号数量不能超过1000个");
			}
			String phoneNum = StringUtils.join(phoneNums,",");
			//根据模板名称获取模板id
			String templateId = this.templates.get( templateName ) ;

			//组装请求对象
			SendSmsRequest request = new SendSmsRequest();
			//使用post提交
			request.setMethod(MethodType.POST);
			//必填:待发送手机号。支持以逗号分隔的形式进行批量调用，批量上限为1000个手机号码,批量调用相对于单条调用及时性稍有延迟,验证码类型的短信推荐使用单条调用的方式；发送国际/港澳台消息时，接收号码格式为00+国际区号+号码，如“0085200000000”
			request.setPhoneNumbers( phoneNum );
			//必填:短信签名-可在短信控制台中找到
			request.setSignName( SIGN_NAME );
			//必填:短信模板-可在短信控制台中找到
			request.setTemplateCode( templateId );
			//可选:模板中的变量替换JSON串,如模板内容为"亲爱的${name},您的验证码为${code}"时,此处的值为
			//友情提示:如果JSON中需要带换行符,请参照标准的JSON协议对换行符的要求,比如短信内容中包含\r\n的情况在JSON中需要表示成\\r\\n,否则会导致JSON在服务端解析失败
			request.setTemplateParam(JsonMapper.toJSONString( param ));

			log.info("发送短信，模板: {}({}) , 手机号: {} , 参数: {}" , templateName , templateId , phoneNum , param);

			//请求失败这里会抛ClientException异常
			SendSmsResponse sendSmsResponse = null;
			try {
				sendSmsResponse = acsClient.getAcsResponse(request);
			} catch (ClientException e) {
				e.printStackTrace();
			}

			if(sendSmsResponse.getCode() != null && sendSmsResponse.getCode().equals("OK")) {
				return response( true , "短信发送成功" ) ;
			}
			return response(false , sendSmsResponse.getCode()+":"+sendSmsResponse.getMessage());
		}else{
			return response(false,"手机号不能为空");
		}
	}

	/**
	 * 封装返回信息
	 * @param success
	 * @param message
	 * @return
	 */
	private Map<String,Object> response(boolean success,String message){
		Map<String,Object> res = Maps.newHashMapWithExpectedSize( 2 ) ;
		res.put("success",success);
		res.put("message",message);
		return res;
	}

	@Override
	public SMSTarget sendMessage( SMSTarget smsTarget ) {
		Assert.notNull( smsTarget , "短信发送对象不能为空" ) ;
		//发送短信
		Map<String, Object> result = this.sendMessage( smsTarget.getTemplate() , smsTarget.getMobiles() , smsTarget.getTemplateParams() ) ;

		//获取短信发送完成后的信息
		Boolean success = (Boolean)result.get("success") ;
		String message = result.get("message") != null ? result.get("message").toString() : "" ;

		log.info("短信发送是否成功:{},返回内容:{}" , success , message ) ;

		if( !success ){
			message = "短信发送失败，一分钟最多发送一次." ;
		}

		//设置返回的结果
		smsTarget.setSuccess( success ) ;
		smsTarget.setMessage( message ) ;

		return smsTarget ;
	}
}
